package com.ytjj.qmyx.users.utils;

import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.exceptions.ServerException;
import com.aliyuncs.geoip.model.v20200101.DescribeIpv4LocationRequest;
import com.aliyuncs.geoip.model.v20200101.DescribeIpv4LocationResponse;
import com.aliyuncs.profile.DefaultProfile;
import com.google.gson.Gson;
import com.ytjj.common.constants.OSSClientConstants;
import com.ytjj.common.utils.HttpClientUtil;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.Map;

/**
 *
 * @version 1.0
 *
 */
@Slf4j
@Component
public class IPUtil {

    @Autowired
    private OSSClientConstants ossClientConstants;

    /**
     * 获取用户真实IP地址，不使用request.getRemoteAddr();的原因是有可能用户使用了代理软件方式避免真实IP地址,
     * 可是，如果通过了多级反向代理的话，X-Forwarded-For的值并不止一个，而是一串IP值，究竟哪个才是真正的用户端的真实IP呢？
     * 答案是取X-Forwarded-For中第一个非unknown的有效IP字符串。
     * 如：X-Forwarded-For：192.168.1.110, 192.168.1.120, 192.168.1.130,
     * 192.168.1.100
     * 用户真实IP为： 192.168.1.110
     * @param request
     * @return
     */
    public static String getIpAddress(HttpServletRequest request) {
        String ip = request.getHeader("X-forwarded-for");
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("WL-Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("HTTP_CLIENT_IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("HTTP_X_FORWARDED_FOR");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getRemoteAddr();
        }
        return ip;
    }

    public String getGaodeAddressById(String key, String ip) {
        Map<String, String> paramMap = new HashMap<String, String>();
        paramMap.put("key", key);
        paramMap.put("type", "4");
        paramMap.put("ip", ip);
        String result = HttpClientUtil.doGet("https://restapi.amap.com/v5/ip", paramMap);
        return result;
    }

    public String getAddressByIp(String ip){
        DefaultProfile profile = DefaultProfile.getProfile("cn-hangzhou", ossClientConstants.getAccessKeyId(), ossClientConstants.getAccessKeySecret());
        IAcsClient client = new DefaultAcsClient(profile);

        DescribeIpv4LocationRequest request = new DescribeIpv4LocationRequest();
        request.setIp(ip);
        try {
            DescribeIpv4LocationResponse response = client.getAcsResponse(request);
            String address = new Gson().toJson(response);
//            log.info("该IP{"+ip+"}的地理位置为：",address);
            return address;
        } catch (ServerException e) {
            e.printStackTrace();
        } catch (ClientException e) {
            log.error("ErrCode:" + e.getErrCode());
            log.error("ErrMsg:" + e.getErrMsg());
            log.error("RequestId:" + e.getRequestId());
        }
        return null;
    }
}
